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12000222103 = 19844774771
BaseRepresentation
bin10110010110100010…
…01101101110010111
31010222022112110000111
423023101031232113
5144034024101403
65302434223451
7603243130162
oct131321155627
933868473014
1012000222103
1150a88a3531
1223aaa24b87
13119321194c
1481ba78ad9
154a37b656d
hex2cb44db97

12000222103 has 8 divisors (see below), whose sum is σ = 12633477120. Its totient is φ = 11367133560.

The previous prime is 12000222097. The next prime is 12000222107. The reversal of 12000222103 is 30122200021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 12000222103 - 29 = 12000221591 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12000222107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 123108 + ... + 197878.

It is an arithmetic number, because the mean of its divisors is an integer number (1579184640).

Almost surely, 212000222103 is an apocalyptic number.

12000222103 is a deficient number, since it is larger than the sum of its proper divisors (633255017).

12000222103 is an equidigital number, since it uses as much as digits as its factorization.

12000222103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83237.

The product of its (nonzero) digits is 48, while the sum is 13.

Adding to 12000222103 its reverse (30122200021), we get a palindrome (42122422124).

The spelling of 12000222103 in words is "twelve billion, two hundred twenty-two thousand, one hundred three".

Divisors: 1 19 8447 74771 160493 1420649 631590637 12000222103